兼容统计字段为空

service/book.go

@@ -301,7 +301,6 @@ func (svc *BookService) UpdateBookFieldsByISBN(request *request.BookUpdateReques
 		},
 	}
 	payload, _ := json.Marshal(body)
-
 	res, err := svc.esClient.Client.UpdateByQuery(
 		[]string{es.ESIndex},
 		svc.esClient.Client.UpdateByQuery.WithBody(bytes.NewReader(payload)),
@@ -1233,9 +1232,37 @@ func (svc *BookService) buildNumericRangeConditions(builder *ESQueryBuilder, req
 		}
 		esField := esFields[fieldName]
 		parts := strings.Split(value, ",")
+		fmt.Println("ppp", fieldName, parts)
 		if len(parts) == 2 {
 			minVal, _ := strconv.Atoi(parts[0])
 			maxVal, _ := strconv.Atoi(parts[1])
+			// 如果查询范围包含 0（0-999999），需要同时匹配 null 值
+			if minVal == 0 {
+				// 使用 bool should 查询：匹配范围内值 OR 字段为 null/不存在
+				rangeQuery := map[string]interface{}{
+					"range": map[string]interface{}{
+						esField: map[string]interface{}{
+							"gte": minVal,
+							"lte": maxVal,
+						},
+					},
+				}
+
+				nullQuery := map[string]interface{}{
+					"bool": map[string]interface{}{
+						"must_not": []map[string]interface{}{
+							{
+								"exists": map[string]interface{}{
+									"field": esField,
+								},
+							},
+						},
+					},
+				}
+
+				builder.AddBoolQuery("should", []map[string]interface{}{rangeQuery, nullQuery})
+			} else {
+				// 普通范围查询，不包含 null 值
 				builder.AddQuery(&QueryCondition{
 					Field: esField,
 					Type:  "range",
@@ -1243,6 +1270,13 @@ func (svc *BookService) buildNumericRangeConditions(builder *ESQueryBuilder, req
 					LTE:   maxVal,
 				})
 			}
+			//builder.AddQuery(&QueryCondition{
+			//	Field: esField,
+			//	Type:  "range",
+			//	GTE:   minVal,
+			//	LTE:   maxVal,
+			//})
+		}
 	}
 }